package com.itheima.features.generic;

import java.util.ArrayList;
import java.util.Comparator;

public class GenericDemo {

    public static void main(String[] args) {

        ArrayList<String> arrayList = new ArrayList<>();

        Comparator<String> comparator = new Comparator<String>() {
            @Override
            public int compare(String o1, String o2) {
                return 0;
            }
        };
    }
}
